http://www.ted.com TEDTalks shares the best ideas from the TED Conference with the world, for free: trusted voices and convention-breaking mavericks, icons and geniuses, all giving the talk of their lives in 18 minutes. We post a fresh TEDTalk every weekday. TEDTalks are licensed under Creative Commons, so you're welcome to link to or embed these videos, forward them to others and share these ideas with the people you know. To join the conversation, comment here or join our online community at TED.com. Any questions? Email contact@ted.com.

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tôi: http://www.ted.com TEDTalks shares the best ideas from the TED Conference with the world, for free: trusted voices and convention-breaking mavericks, icons and geniuses, all giving the talk of their lives in 18 minutes. We post a fresh TEDTalk every weekday. TEDTalks are licensed under Creative Commons, so you're welcome to link to or embed these videos, forward them to others and share these ideas with the people you know. To join the conversation, comment here or join our online community at TED.com. Any questions? Email contact@ted.com.